The medical tests carried out on Sasa Lukic confirm that the Serbian midfielder has a grade one rupture in the femoral biceps of his left hamstring. Lukic participated in the international matches for the Under 21 Serbia National Team against Gibraltar and Italy. During the match against the Italian side he had to leave the pitch in the eighty-fifth minute after feeling pain in the affected area. Lukic returned to Valencia yesterday afternoon and rejoined the first team squad for training. A recovery period of one month is estimated.